MCQOPTIONS
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MCQOPTIONS
| 1. |
In the green sand moulding of steel casting, what is the moisture percentage composition? |
| A. | 1% 2% |
| B. | 2% 3% |
| C. | 3% -4% |
| D. | 4% 5% |
| Answer» D. 4% 5% | |